﻿using Report_Unity.Basic;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace Report_Unity.Unitys
{
    public class VerifyHelper
    {
        #region 身份证校验
        public static bool IsIDCard(string number)
        {
            try
            {
                if (number.Length != 15 && number.Length != 18)
                {
                    return false;
                }
                number = number.ToUpper();
                if (number.Length == 18)
                {
                    bool check = CheckIDCard18(number);
                    return check;
                }
                else
                {
                    bool check = CheckIDCard15(number);
                    return check;
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
                return false;
            }
        }

        private static bool CheckIDCard18(string idNumber)
        {
            long n = 0;
            if (long.TryParse(idNumber.Remove(17), out n) == false
                || n < Math.Pow(10, 16) || long.TryParse(idNumber.Replace('x', '0').Replace('X', '0'), out n) == false)
            {
                Console.WriteLine("数字验证失败=" + idNumber);
                return false;//数字验证  
            }
            string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
            if (address.IndexOf(idNumber.Remove(2)) == -1)
            {
                Console.WriteLine("省份验证失败=" + idNumber);
                return false;//省份验证  
            }
            string birth = idNumber.Substring(6, 8).Insert(6, "-").Insert(4, "-");
            DateTime time = new DateTime();
            if (DateTime.TryParse(birth, out time) == false)
            {
                Console.WriteLine("生日验证失败=" + birth);
                return false;//生日验证  
            }
            string[] arrVarifyCode = ("1,0,x,9,8,7,6,5,4,3,2").Split(',');
            string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(',');
            char[] Ai = idNumber.Remove(17).ToCharArray();
            int sum = 0;
            for (int i = 0; i < 17; i++)
            {
                sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString());
            }
            int y = -1;
            Math.DivRem(sum, 11, out y);
            if (arrVarifyCode[y] != idNumber.Substring(17, 1).ToLower())
            {
                //Console.WriteLine("校验码验证失败=" + idNumber);
                return false;//校验码验证  
            }
            return true;//符合GB11643-1999标准  
        }

        /// <summary>  
        /// 15位身份证号码验证  
        /// </summary>  
        private static bool CheckIDCard15(string idNumber)
        {
            long n = 0;
            if (long.TryParse(idNumber, out n) == false || n < Math.Pow(10, 14))
            {
                return false;//数字验证  
            }
            string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
            if (address.IndexOf(idNumber.Remove(2)) == -1)
            {
                return false;//省份验证  
            }
            string birth = idNumber.Substring(6, 6).Insert(4, "-").Insert(2, "-");
            DateTime time = new DateTime();
            if (DateTime.TryParse(birth, out time) == false)
            {
                return false;//生日验证  
            }
            return true;
        }
        #endregion

        #region 手机号校验
        public static bool IsPhone(string mobile)
        {
            if (string.IsNullOrEmpty(mobile))
                return false;
            return Regex.IsMatch(mobile, @"^(13|14|15|16|18|19|17)\d{9}$");
        }
        #endregion

        #region 验证码校验
        public static ResultInfo VeifyCode(string phone,string code)
        {
            object obj = CacherUtils.GetCache(phone);
            if (obj == null)
                return CodeStatus.error_203.GetStatus("失效");

            if(!obj.ToString().Equals(code))
                return CodeStatus.error_203.GetStatus("错误");

            return CodeStatus.success.GetStatus();
        }
        #endregion
    }
}
